PopUp Gooseneck to Kingpin Adapter, Straight – 4.5 in. Square Tube • GN6

With this PopUp Gooseneck to Kingpin Adapter, you can pull your gooseneck trailer from a fifth wheel hitch mounted to your semi-tractor or pickup. Simply replace the coupler with a king pin and easily switch back and forth. Note: This part measures 4.5-inch outside to outside. Please make sure it will fit your application as not all gooseneck trailer coupler tubes are sized consistently and can be undersized.

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• PopUp Gooseneck to Kingpin Adapter
• For Gooseneck Trailers with 4.5 in. ID Square Tube
• Style: Straight
• Rated at 30,000 lbs.
• 18 in. Long x 4.5 in. Square Tube
• 1-1/8 in. Holes Thru Both Sides
• 10.5 in. Round Bolster Plate
• S.A.E Standard 2 in. King Pin
• Durable Black Powder Coat Finish
• Made in America